* {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
}

html,body {
    height: 100%;
    width: 100%;
    background-image: url(../img/backgroud_img.jpg);
    background-repeat: no-repeat;
    background-size: cover;
}

.nav {
    width: 100%;
    height: 50px;
    background-color: gray;
    display: flex;
    justify-content: left;
    align-items: center;
    color: white;
}
.nav .space {
    width: 70%;
}
.nav img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-left: 8px;
    margin-right: 8px;
    margin-top: 6px;
}
.nav a {
    color: white;
    text-decoration: none;
    margin-left: 10px;
    margin-right: 30px;
}

.container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto;
    height: calc(100% - 50px);
    width: 100%;
}

.container .container-left {
    height: 100%;
    width: 30%;
    background-color: rgba(255, 255, 255, 0.8);
}

.container .container-right {
    height: 100%;
    width: 70%;
    background-color: rgba(255, 255, 255, 0.8);
    overflow: auto;
}
.card {
    margin-top: 10px;
    width: 60%;
    height: 40%;
    background-color: rgba(255, 255, 255, 0.8);
    margin-left: 220px;
    margin-right: 10px;
    border-radius: 15px;
}

.card img {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    margin-left: 100px;
    margin-top: 20px;
}

.card h3 {
    text-align: center;
    margin-top: 10px;
    margin-bottom: 10px;
}
.card a {
    display: block;
    text-align: center;
    color: grey;
    text-decoration: none;
    margin-bottom: 10px;
}

.card .counter {
    display: flex;
    justify-content: space-around;
    margin-top: 20px;
}
.blog {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 15px;
    margin-top: 10px;
    height: calc(100% - 50px);
    overflow: auto;
}
.blog .title {
    font-size: 20px;
    font-weight: 900;
    text-align: center;
    padding-top: 20px;
}

.blog .date {
    color: green;
    padding-bottom: 10px;
    padding-top: 10px;
    text-align: center;

}
.blog .desc {
    text-indent: 2em;
    line-height: 30px;
    margin-top: 20px;
}